Showing papers in "Journal of Organometallic Chemistry in 2014"

TL;DR: In this paper, the authors highlight the recent progress and current challenges of efficient OLEDs based on cyclometalated iridium(III) dyes which exhibit saturated red and near-infrared electroluminescence.

TL;DR: The origins of the field are described, the design of compounds that inhibit enzymes are designed, the application of multinuclear systems to act as drug delivery vehicles, and the development of bioanalytical and biophysical methods are highlighted to help elucidate the mechanisms by which these compounds function.

TL;DR: In this article, a review of recent progress on nickel-based complex pre-catalysts is presented, focusing mainly on the influence that the different substituents present have on the observed catalytic activity, which can guide the design of new target structures possessing high ethylene activity.

TL;DR: Organotin polymers are easily synthesized employing interfacial polymerization systems involving the reaction of difunctional Lewis bases and organotin halides and have been shown to exhibit a wide range of biological activities including the inhibition of a wide variety of cancer cell lines including cell lines associated with ovarian, colon, lung, prostrate, pancreatic and breast cancer as mentioned in this paper.

TL;DR: In this article, a tridentate ligand with one nitrogen and two oxygen donor atoms, sequence towards central metal ion was found to be 1:1 (metal:ligand), the physicochemical data suggested eight coordination number for Ln(III) Schiff base complexes.

TL;DR: In this article, a comparison between the metal-olefin π bonding model first brought to light by Dewar, Chatt, and Duncanson 60 years ago and the bonding model for side-on σ-bond coordination discovered by us 30 years ago is made.

TL;DR: A much larger variety of specific “second generation” radiopharmaceuticals should be available, including organometallic derivative of a “key”, fitting to a specific receptor that also carries the “load” of the radioactive molecule.

TL;DR: In this article, a review of the recent research progress in BR catalysts of Fc-based polymers and derivatives is presented, where several pioneering methods are presented for the synthesis of high efficient burning rate properties and/or low migration properties.

TL;DR: In this paper, a review summarizes the recent progress in the field of S-functionalized N-heterocyclic carbene ligands and their metal complexes and discusses the syntheses of the azolium precursors and of the corresponding metal complexes as a function of five different S-containing chemical groups examined here: thiolate, thioether, thiophene, sulfonate and thione.

TL;DR: Palladium nanoparticles supported on chitosan have been used for the first time in Suzuki cross coupling of bromo and iodoarenes carried out in ionic liquids as mentioned in this paper.

TL;DR: Ammonia borane (NH3BH3) has yielded its secrets grudgingly since its first attempted synthesis in 1923 as discussed by the authors, and its chemistry and properties have been reviewed in detail.

TL;DR: Palladium nanoparticles (Pd NPs) supported on amino functionalized UiO-66-NH2 (UiO=University of Oslo) metal-organic framework was prepared using a direct anionic exchange method followed by chemical reduction with sodium acetate in methanol.

TL;DR: In this article, a mixture of benzene ruthenium aqua complexes was used as an entry to the synthesis of water-soluble arene ruthensium complexes, which can serve as catalysts or catalyst precursors for hydrogenation and transfer hydrogenation reactions in water.

TL;DR: Microwave assisted halloysite (HNT) external surface functionalization with ionic liquids is described in this article, where the grafting of 3-mercaptopropyl trimethoxysilane on the external surface of HNT by a microwave irradiation is shown.

TL;DR: In this article, a historical perspective of molecular transition metal catalysts for olefin epoxidation is presented, covering the historic developments of Mo and V catalysts, methyltrioxorhenium and both Sharpless and Jacobsen asymmetric OE.

TL;DR: A comprehensive account of the different homogeneous ruthenium catalysts described in the literature is presented in this paper, where the most versatile nitrile hydration catalysts discovered to date are based on ruthensium complexes, with regard to activity, selectivity, functional group compatibility and modes of reactivity.

TL;DR: In this article, the nonlinear optical properties of Group 8 metal alkynyl complexes have been studied, with particular focus on results since 2003; structure-NLO property relationships have been developed, optical nonlinearities of multipolar AL complexes are described, and switching of the NLO response of molecules and molecular materials derived from Group 8 AL complexes is discussed.

TL;DR: In this article, a superparamagnetic nanoparticles functionalized with Schiff base complex of Pd (II) were synthesized by a two-step method and characterized by X-ray powder diffraction (XRD), field emission scanning electron microscopy (FE-SEM), TEM, dynamic light scattering (DLS), vibrating sample magnetometry (VSM), Fourier transform infrared (FT-IR), and N 2 adsorption-desorption isotherm analysis.

TL;DR: In this paper, the performance of various DFT methods for a range of bridged dimers [H2M]2(μ-X)2 and [Me2M]-2(me-X)-2 (M = Al-Tl, X = H, Me, NMe2, OMe, F, Cl) and related compounds was investigated in a systematic fashion.

TL;DR: In this paper, a review of published data about the synthesis of quinolines by the reactions of anilines with aldehydes, alkenes, alkynes, alkyl amines, alcohols, 1,2-diols, and 1,3-dioxiols using metal complex catalysts based on Ru, Pt, Rh, Pd, Ir, In, Mo, Co, Bi, Ga, Sc, Hf, Ti, Fe, Ni, Au, Ag, Cu, and Ln.

TL;DR: In this paper, the Spanish Ministerio de Economia y Competitividad (MINECO) (Consolider INGENIO 2010 CSD2007-00006, CTQ2010-20387), FEDER, Generalitat Valenciana (PROMETEO/2009/039), and by the University of Alicante.

TL;DR: The in-vitro antiproliferative activity against human colorectal carcinoma and human hepatocellular carcinoma cells lines demonstrated that compound 1 possesses high in vitroliferatives activity with IC50 values of 0.0284 ± 0.0001 μM and 0.287 µm for HCT116 and HEPG2 cells, respectively.

TL;DR: The imidazolium halide precursors 3a–j showed bacterial growth inhibition in the range of 1–5 mm (weak) while their NHC–silver(I) acetate derivatives 4a–g and 4i–j were found to inhibit bacterial growth in range 2–6 mm (weak to medium).

TL;DR: In this paper, a RuII-dihydride/Ru0 sequence was proposed in the catalytic cycle, which showed diverse substrate scope for phosphine-free acceptorless coupling between alcohols and amines to amides.

TL;DR: In this paper, the concept of energetic ionic compounds was introduced to retard migration problems encountered in ferrocene-based burning rate catalysts, and 14 novel compounds, N, N '-bis[(ferrocenylmethyldimethyl)]-1, n -alkylenediammonium (alkylene chain length n ǫ = 3-6, 8-10) dinitrate and dipicrate, were synthesized and characterized by NMR, FT-IR, UV-vis spectroscopy, etc.

TL;DR: In this article, three new phthalocyanine precursors, 4-(bromo phenoxy)phenoxy]-phthalonitrile, 4-[4-(chlorophenoxy)-phenoxy-phenoxy]phthalonititrile (1, 2 and 3) were synthesized and characterized, and the photochemical properties (singlet oxygen quantum yields and photodegradation quantum yields) and photophysical properties (fluorescence quantum yield and fluorescence behavior) of their peripherally tetra substituted zinc phthocyanines (4, 5 and 6)

TL;DR: In this paper, three new silver(I) complexes of 4-(hydroxymethyl)pyridine (4-CH2OHpy), 2,6-di(hydroxmethyl) pyridine(2,6)-di(CH2HO)py, and 2-(polycyclic benzimidazole (2-CH 2HObim) were synthesized and characterized by IR, NMR (1H and 13C) spectroscopy and elemental analysis.

TL;DR: A comprehensive account of the applications of mixed ligands featuring both a phosphine and an iminophosphorane moiety in homogeneous catalysis is presented in this paper, where metal-catalyzed hydrogenation and transfer hydrogenation reactions, C-C cross-couplings, olefin oligomerization and cyclopropanation processes, allylic alkylation and oxidation reactions, Meyer-Schuster rearrangements and cycloisomerization processes are discussed.

TL;DR: In this paper, five diorganotin(IV) complexes of benzoylformic acid 3-hydroxy-2-naphthoyl hydrazone, [R2SnLY]2 (L.= 3-HO-C10H6CON2C(C6H5)CO2) with Y = H2O, R= CH3 (1), Y = EtOH, R = n-Bu (2), R = Ph 3 (3), R= O-Cl-Bz (4), Y= Et

TL;DR: In this article, PdCl(L−H) has been used to catalyze Suzuki-Miyaura coupling (SMC) reaction and its catalytic activity has been ascribed via these NPs.